Finding the Third Proportional to 58,472 and 90,704

Step by Step Solution

1. Step 1: Write the proportion equation
   58,472 : 90,704 = 90,704 : x
2. Step 2: Convert to fraction form
   58,472/90,704 = 90,704/x
3. Step 3: Cross multiply
   58,472x = 90,704 × 90,704
4. Step 4: Simplify right side
   58,472x = 8,227,215,616
5. Step 5: Solve for x
   x = 8,227,215,616/58,472
6. Step 6: Final answer
   x = 140,703.51